public static async Task <UserPublicKey> GetAsync(this KnownPublicKeys knownPublicKeys, EmailAddress email, LogOnIdentity identity)
{
UserPublicKey key = knownPublicKeys.PublicKeys.FirstOrDefault(upk => upk.Email == email);
if (key != null && New <UserPublicKeyUpdateStatus>().Status(key) == PublicKeyUpdateStatus.RecentlyUpdated)
{
return(key);
}
if (New <AxCryptOnlineState>().IsOffline)
{
return(key);
}
if (identity == LogOnIdentity.Empty || identity.UserEmail == EmailAddress.Empty)
{
return(key);
}
IAccountService accountService = New <LogOnIdentity, IAccountService>(identity);
if (await accountService.IsAccountSourceLocalAsync())
{
return(key);
}
if (!New <LicensePolicy>().Capabilities.Has(LicenseCapability.KeySharing) && email != _licenseAuthorityEmail)
{
return(key);
}
AccountStorage accountStorage = new AccountStorage(New <LogOnIdentity, IAccountService>(identity));
CustomMessageParameters invitationMessageParameters = new CustomMessageParameters(new CultureInfo(New <UserSettings>().MessageCulture), New <UserSettings>().CustomInvitationMessage);
UserPublicKey userPublicKey = await accountStorage.GetOtherUserInvitePublicKeyAsync(email, invitationMessageParameters).Free();
if (userPublicKey != null)
{
knownPublicKeys.AddOrReplace(userPublicKey);
New <UserPublicKeyUpdateStatus>().SetStatus(userPublicKey, PublicKeyUpdateStatus.RecentlyUpdated);
}
return(userPublicKey);
}